1366 - Incorrect integer value: '' for column `abtecsho_shop`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '1ao5gb45621h4rkn5j3h4g4d82', '18.97.14.82', '1745410386', '1745410386', '/advanced_search.php')

[XT SQL Error]